Standard Transfer Specification Association
SIMPLE > TRUSTED > SECURE

Vending Key Types


Vending keys are classified into several vending key types as defined in IEC62055-41:


VD​DK (VendingDefaultDESKey)
The VDDK is a key used to define default decoder keys and may not be used to define any other decoder key types. For further information on this key type, see IEC62055-41.


VUDK (VendingUniqueDESKey)
The VUDK is a key used to define unique decoder keys and may not be used to define any other decoder key types. For further information on this key type, see IEC62055-41.


VCDK (VendingCommonDESKey)
The VUDK is a key used to define unique decoder keys and may not be used to define any other decoder key types. For further information on this key type, see IEC62055-41.


References: IEC62055-41